linux-kernel - Re: [2.6.19-rc3-mm1] BUG at arch/i386/mm/pageattr.c:165

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Message-Id: <200610310010.09759.ajwade@cpe001346162bf9-cm0011ae8cd564.cpe.net.cable.rogers.com>
Date:	Tue, 31 Oct 2006 00:09:54 -0500
From:	Andrew James Wade <andrew.j.wade@...il.com>
To:	Greg KH <greg@...ah.com>
Cc:	Andrew Morton <akpm@...l.org>, andrew.j.wade@...il.com,
	linux-kernel@...r.kernel.org, Andi Kleen <ak@...e.de>,
	Kay Sievers <kay.sievers@...y.org>
Subject: Re: [2.6.19-rc3-mm1] BUG at arch/i386/mm/pageattr.c:165

On Monday 30 October 2006 23:20, Greg KH wrote:
> On Mon, Oct 30, 2006 at 08:11:23PM -0800, Andrew Morton wrote:
> > On Mon, 30 Oct 2006 22:58:11 -0500
> > Andrew James Wade <andrew.j.wade@...il.com> wrote:
> > 
> > > I've just found out that unsetting CONFIG_SYSFS_DEPRECATED makes the
> > > crash go away.
> > 
> > How bizarre.  sysfs changes cause unexpected pte protection values?

Perhaps one of the drivers is responding badly to device_create
failing? (-EEXIST, if I'm not mistaken). 

> 
> That's just wrong.  Something odd is happening here.  Can you try to
> bisect things to determine the patch that is causing the problem?

Sure. 

Andrew Wade
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